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December Weather in La Pena, Mexico

Last updated: August 26, 2025

In December, the average temperature in La Pena, Mexico is a comfortable 21°C (70°F). However, temperatures can range from a chilly 7°C (44°F) to a sweltering 36°C (97°F). Expect some rain, with an average precipitation of 21 mm (0.8 in) spread over 4 days, contributing to a high average humidity of 91%.

December Temperature in La Pena

In December in La Pena, the average temperature is 21°C (70°F), with maximums reaching 36°C (97°F) and minimums dropping as low as 7°C (44°F). This makes La Pena a versatile destination for travelers, offering a pleasant climate for various outdoor activities.

December Weather in La Pena: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in La Pena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Pena, December typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (97°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec687176818685858683797369
Data source: Temperature data for La Pena generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in La Pena

In La Pena in December, the precipitation amount is 21 mm (0.8 in) over a span of 4 days.

December Precipitation Trends in La Pena

The chart displays monthly precipitation patterns in La Pena, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In La Pena, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec54223041961511191071761904621
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in La Pena

In La Pena in December, humidity is 91%. With an average temperature of 21°C (70°F), this humidity feels like a warm, heavy blanket wrapped around you, making travel slightly uncomfortable as the air clings to your skin and every step requires a little more effort.

December Average Humidity in La Pena

This chart illustrates the average monthly humidity levels in La Pena, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in La Pena is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in La Pena

In La Pena in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in La Pena.

Maximum UV Index Levels in La Pena for December

The chart shows the monthly maximum UV Index (UVI) for La Pena in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in La Pena typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79121212121312121087
Data source: La Pena December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in La Pena Compares to Other Months

Weather in La Pena varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Pena, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in La Pena, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)54 mm (2.1 inches)88%high
February Weather22°C (71°F)22 mm (0.9 inches)86%very high
March Weather24°C (76°F)30 mm (1.2 inches)83%extreme
April Weather27°C (82°F)41 mm (1.6 inches)80%extreme
May Weather30°C (86°F)96 mm (3.8 inches)82%extreme
June Weather29°C (85°F)151 mm (6.0 inches)79%extreme
July Weather29°C (85°F)119 mm (4.7 inches)72%extreme
August Weather30°C (86°F)107 mm (4.2 inches)74%extreme
September Weather28°C (83°F)176 mm (6.9 inches)84%extreme
October Weather26°C (79°F)190 mm (7.5 inches)92%very high
November Weather23°C (73°F)46 mm (1.8 inches)91%very high
December Weather21°C (70°F)21 mm (0.8 inches)91%high

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